Assignee
Inventors
- Atsutoshi Goto (22 patents)
- Yasuhiro Yuasa (18 patents)
- Shuichi Tanaka (70 patents)
- Nobuyuki Akatsu (8 patents)
- Kazuya Sakamoto (66 patents)
- Hiroshi Sakamoto (271 patents)
- Akio Yamamoto (155 patents)
US Patent 6885310 · Granted Apr 26, 2005